Home / 1,397,459.98-2,096,190.25-437,915.39

Finding the Fourth Proportional to 1,397,459.98, 2,096,190.25 and 437,915.39

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Solution

The fourth proportional to 1,397,459.98, 2,096,190.25 and 437,915.39 is: 656,873.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,459.98 : 2,096,190.25 = 437,915.39 : x
  2. Step 2: Convert to fraction form
    1,397,459.98/2,096,190.25 = 437,915.39/x
  3. Step 3: Cross multiply
    1,397,459.98x = 2,096,190.25 × 437,915.39
  4. Step 4: Simplify right side
    1,397,459.98x = 917,953,981,506.76
  5. Step 5: Solve for x
    x = 917,953,981,506.76/1,397,459.98
  6. Step 6: Final answer
    x = 656,873.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.